Motorcycle bomb kills 4 in southern Afghanistan

Smoke rises from the site of a bomb blast in Spin Boldak, Kandahar province, Afghanistan, on March 7, 2012.

A motorcycle bomb in southern Afghanistan killed four civilians and injured eight on Wednesday morning, the European Pressphoto Agency reports. The bomb exploded in a crowded area in Spin Boldak, a town along the Pakistan border, according to Parwiz Najib, a senior official in the provincial governor's office.